refactor(nc-gui): upload multiple files in one call

packages/nc-gui/components/cell/attachment/utils.ts

@@ -120,6 +120,8 @@ export const [useProvideAttachmentCell, useAttachmentCell] = useInjectionState(
 
       const attachmentMeta = typeof column.value?.meta === 'string' ? JSON.parse(column.value.meta) : column.value?.meta
 
+      const files: File[] = []
+
       for (let file of selectedFiles) {
         // verify number of files
         if (selectedFiles.length > attachmentMeta.maxNumberOfAttachments) {
@@ -145,13 +147,16 @@ export const [useProvideAttachmentCell, useAttachmentCell] = useInjectionState(
 
         file = await renameFile(file)
 
+        files.push(file)
+      }
+
       try {
         const data = await api.storage.upload(
           {
             path: [NOCO, project.value.title, meta.value?.title, column.value?.title].join('/'),
           },
           {
-              files: file,
+            files,
             json: '{}',
           },
         )
@@ -159,7 +164,6 @@ export const [useProvideAttachmentCell, useAttachmentCell] = useInjectionState(
       } catch (e: any) {
         message.error(e.message || t('msg.error.internalError'))
       }
-      }
 
       updateModelValue(JSON.stringify([...attachments.value, ...newAttachments]))
     }